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From: wdebruij@dds.nl
To: sting sting <zstingx@hotmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: printk and long long
Date: Wed, 11 Feb 2004 14:35:13 +0100	[thread overview]
Message-ID: <1076506513.402a2f9120fb8@webmail.dds.nl> (raw)
In-Reply-To: <Sea2-F7mFkwDjKqc3eQ0001c385@hotmail.com>

how about simply using a shift to output two regular longs, i.e.

printk("%ld%ld",loff_t >> (sizeof(long) * 8), loff_t << sizeof(long) * 8 >>
sizeof(long) * 8);

perhaps you could even place this ghastly code in a macro if you have to access
it often (so that you don't have to look at it :)?

I know it's not pretty, but at least the %ld is considered standard printf
functionality. I don't think %lld (even if it is implemented in some printf
derivates) can be considered portable.

Willem
Citeren sting sting <zstingx@hotmail.com>:

> Hello,
> I am trying to perfrom printk with a variable of type long long.
> (loff_t is that type and it is long long , as can be seen in
> posix+types.h).
> what is the format string for such a type ?
> I had tried %lld" but it gace wrpng results.
> regards,
> sting
> 
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  reply	other threads:[~2004-02-11 13:35 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-02-11 12:49 printk and long long sting sting
2004-02-11 13:35 ` wdebruij [this message]
2004-02-11 13:48   ` Maciej Zenczykowski
2004-02-11 14:04     ` vda
2004-02-11 15:58       ` Maciej Zenczykowski
2004-02-11 19:41         ` H. Peter Anvin
2004-02-11 20:32           ` Måns Rullgård
2004-02-11 21:46             ` Chris Friesen
2004-02-11 22:38               ` Timothy Miller
2004-02-11 22:23             ` Andreas Schwab
2004-02-11 23:11               ` Måns Rullgård
2004-02-11 23:53                 ` H. Peter Anvin
2004-02-11 16:59       ` Dick Streefland
2004-02-11 14:03   ` Måns Rullgård
2004-02-11 14:15     ` wdebruij
2004-02-11 15:23   ` Richard B. Johnson
2004-02-13  0:26     ` Peter Chubb
  -- strict thread matches above, loose matches on Subject: below --
2004-02-11 13:54 Bart Hartgers
2004-02-11 14:04 ` YOSHIFUJI Hideaki / 吉藤英明
2004-02-11 14:13 ` Andreas Schwab

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